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SPRING / SUMMER Check Operating Pressures
Check Voltages and Amperages
Check Temperature Drop Across Evaporator
Check Refrigerant Charge
Check Evaporator Superheat
Lubricate All Moving Parts
Check Belt and Adjust Tension
Check Filters
Check Pressure Switch Cut-Out Settings
Check Electrical Lock-Out Circuits
Check All Wiring and Connections
Clean And Adjust Thermostat
Check Air Teperature Across Condenser
Check that Condesate Drain is Open
FALL / WINTER Clean and Adjust Thermostat
Clean and Adjust All Safety Controls
Vacuum Clean Burners and Controls
Clean and Adjust Pilot Assembly
Adjust Burner For Efficiency
Check For Gas Leaks
Lubricate All Moving Parts
Check Belt and Adjust Tension
Check Filters
Check Condition of Flue Pipe
Check All Wiring and Connections
Adjust Pressure Regulator
Check Voltages and Amperages
Check Heat Exchanger For Cracks
Check Total Performance of Heating System
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